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<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>表格</title>
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<body>
    <!-- 表格开始 -->
    <!--<table border="1" width='100%' cellspacing='0px' bgcolor='teal' cellpadding='20px'>
        <thead>
            <tr>
                <th colspan="5">2021课程表</th>
            </tr>
        </thead>
        <tbody align="center">
            <tr>
                <td>星期一</td>
                <td>星期二</td>
                <td>星期三</td>
                <td>星期四</td>
                <td>星期五</td>
            </tr>
            <tr>
                <td>html</td>
                <td>html</td>
                <td>html</td>
                <td>html</td>
            </tr>
            <tr>
                <td>html</td>
                <td>html</td>
                <td>html</td>
                <td>html</td>
                <td>html</td>
            </tr>
            <tr>
                <td>html</td>
                <td>html</td>
                <td>html</td>
                <td>html</td>
                <td>html</td>
            </tr>
        </tbody>
    </table>-->
    <!-- 表格结束 -->



    <table width='100%' border="1" cellspacing='0'>
        <tbody>
            <tr>
                <td colspan="2">css技术</td>
                <td>js</td>
                <td>vue</td>
            </tr>
            <tr>
                <td>ajax</td>
                <td>ajax</td>
                <td>java</td>
                <td>c语言</td>
            </tr>
        </tbody>
    </table>
</body>

</html>